{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Chemical"], "input": "So simple : The in situ synthesis of an aryldiazonium salt and an azo - aryldiazonium salt by azo coupling from sulfanilic acid and aniline is reported ."}
{"Chemical": ["aryldiazonium salt", "azo", "azo - aryldiazonium salt", "sulfanilic acid", "aniline"]}